2731131

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 4515840

約数和(自身を除く): 1784709

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 251, 279, 351, 403, 753, 837, 1209, 2259, 3263, 3627, 6777, 7781, 9789, 10881, 23343, 29367, 70029, 88101, 101153, 210087, 303459, 910377, 2731131]

約数ペア:

[(1, 2731131), (3, 910377), (9, 303459), (13, 210087), (27, 101153), (31, 88101), (39, 70029), (93, 29367), (117, 23343), (251, 10881), (279, 9789), (351, 7781), (403, 6777), (753, 3627), (837, 3263), (1209, 2259)]